diff options
Diffstat (limited to 'extras/deprecated/dpdk-ipsec/esp_encrypt.c')
| -rw-r--r-- | extras/deprecated/dpdk-ipsec/esp_encrypt.c | 709 |
1 files changed, 709 insertions, 0 deletions
diff --git a/extras/deprecated/dpdk-ipsec/esp_encrypt.c b/extras/deprecated/dpdk-ipsec/esp_encrypt.c new file mode 100644 index 00000000000..ce1b5795995 --- /dev/null +++ b/extras/deprecated/dpdk-ipsec/esp_encrypt.c @@ -0,0 +1,709 @@ +/* + * esp_encrypt.c : IPSec ESP encrypt node using DPDK Cryptodev + * + * Copyright (c) 2017 Intel and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <vnet/vnet.h> +#include <vnet/api_errno.h> +#include <vnet/ip/ip.h> + +#include <vnet/ipsec/ipsec.h> +#include <vnet/ipsec/esp.h> +#include <vnet/udp/udp_local.h> +#include <dpdk/buffer.h> +#include <dpdk/ipsec/ipsec.h> +#include <vnet/ipsec/ipsec_tun.h> +#include <dpdk/device/dpdk.h> +#include <dpdk/device/dpdk_priv.h> + +#define foreach_esp_encrypt_next \ +_(DROP, "error-drop") \ +_(IP4_LOOKUP, "ip4-lookup") \ +_(IP6_LOOKUP, "ip6-lookup") \ +_(INTERFACE_OUTPUT, "interface-output") + +#define _(v, s) ESP_ENCRYPT_NEXT_##v, +typedef enum +{ + foreach_esp_encrypt_next +#undef _ + ESP_ENCRYPT_N_NEXT, +} esp_encrypt_next_t; + +#define foreach_esp_encrypt_error \ + _(RX_PKTS, "ESP pkts received") \ + _(SEQ_CYCLED, "Sequence number cycled") \ + _(ENQ_FAIL, "Enqueue encrypt failed (queue full)") \ + _(DISCARD, "Not enough crypto operations") \ + _(SESSION, "Failed to get crypto session") \ + _(NOSUP, "Cipher/Auth not supported") + + +typedef enum +{ +#define _(sym,str) ESP_ENCRYPT_ERROR_##sym, + foreach_esp_encrypt_error +#undef _ + ESP_ENCRYPT_N_ERROR, +} esp_encrypt_error_t; + +static char *esp_encrypt_error_strings[] = { +#define _(sym,string) string, + foreach_esp_encrypt_error +#undef _ +}; + +extern vlib_node_registration_t dpdk_esp4_encrypt_node; +extern vlib_node_registration_t dpdk_esp6_encrypt_node; +extern vlib_node_registration_t dpdk_esp4_encrypt_tun_node; +extern vlib_node_registration_t dpdk_esp6_encrypt_tun_node; + +typedef struct +{ + ipsec_crypto_alg_t crypto_alg; + ipsec_integ_alg_t integ_alg; + u8 packet_data[64]; +} esp_encrypt_trace_t; + +/* packet trace format function */ +static u8 * +format_esp_encrypt_trace (u8 * s, va_list * args) +{ + CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *); + CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *); + esp_encrypt_trace_t *t = va_arg (*args, esp_encrypt_trace_t *); + ip4_header_t *ih4 = (ip4_header_t *) t->packet_data; + u32 indent = format_get_indent (s), offset; + + s = format (s, "cipher %U auth %U\n", + format_ipsec_crypto_alg, t->crypto_alg, + format_ipsec_integ_alg, t->integ_alg); + + if ((ih4->ip_version_and_header_length & 0xF0) == 0x60) + { + s = format (s, "%U%U", format_white_space, indent, + format_ip6_header, ih4); + offset = sizeof (ip6_header_t); + } + else + { + s = format (s, "%U%U", format_white_space, indent, + format_ip4_header, ih4); + offset = ip4_header_bytes (ih4); + } + + s = format (s, "\n%U%U", format_white_space, indent, + format_esp_header, t->packet_data + offset); + + return s; +} + +always_inline uword +dpdk_esp_encrypt_inline (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame, int is_ip6, int is_tun) +{ + u32 n_left_from, *from, *to_next, next_index, thread_index; + ipsec_main_t *im = &ipsec_main; + vnet_main_t *vnm = vnet_get_main (); + u32 thread_idx = vlib_get_thread_index (); + dpdk_crypto_main_t *dcm = &dpdk_crypto_main; + crypto_resource_t *res = 0; + ipsec_sa_t *sa0 = 0; + crypto_alg_t *cipher_alg = 0, *auth_alg = 0; + struct rte_cryptodev_sym_session *session = 0; + u32 ret, last_sa_index = ~0; + u8 numa = rte_socket_id (); + u8 is_aead = 0; + crypto_worker_main_t *cwm = + vec_elt_at_index (dcm->workers_main, thread_idx); + struct rte_crypto_op **ops = cwm->ops; + + from = vlib_frame_vector_args (from_frame); + n_left_from = from_frame->n_vectors; + thread_index = vm->thread_index; + + ret = crypto_alloc_ops (numa, ops, n_left_from); + if (ret) + { + if (is_ip6) + vlib_node_increment_counter (vm, dpdk_esp6_encrypt_node.index, + ESP_ENCRYPT_ERROR_DISCARD, n_left_from); + else + vlib_node_increment_counter (vm, dpdk_esp4_encrypt_node.index, + ESP_ENCRYPT_ERROR_DISCARD, n_left_from); + /* Discard whole frame */ + vlib_buffer_free (vm, from, n_left_from); + return n_left_from; + } + + next_index = ESP_ENCRYPT_NEXT_DROP; + + while (n_left_from > 0) + { + u32 n_left_to_next; + + vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next); + + while (n_left_from > 0 && n_left_to_next > 0) + { + clib_error_t *error; + u32 bi0, bi1; + vlib_buffer_t *b0, *b1; + u32 sa_index0; + ip4_and_esp_header_t *ih0, *oh0 = 0; + ip6_and_esp_header_t *ih6_0, *oh6_0 = 0; + ip4_and_udp_and_esp_header_t *ouh0 = 0; + esp_header_t *esp0; + esp_footer_t *f0; + u8 next_hdr_type; + u32 iv_size; + u16 orig_sz; + u8 trunc_size; + u16 rewrite_len; + u16 udp_encap_adv = 0; + struct rte_mbuf *mb0; + struct rte_crypto_op *op; + u16 res_idx; + + bi0 = from[0]; + from += 1; + n_left_from -= 1; + + b0 = vlib_get_buffer (vm, bi0); + ih0 = vlib_buffer_get_current (b0); + mb0 = rte_mbuf_from_vlib_buffer (b0); + + /* ih0/ih6_0 */ + CLIB_PREFETCH (ih0, sizeof (ih6_0[0]), LOAD); + /* f0 */ + CLIB_PREFETCH (vlib_buffer_get_tail (b0), 20, STORE); + /* mb0 */ + CLIB_PREFETCH (mb0, CLIB_CACHE_LINE_BYTES, STORE); + + if (n_left_from > 1) + { + bi1 = from[1]; + b1 = vlib_get_buffer (vm, bi1); + + CLIB_PREFETCH (b1, CLIB_CACHE_LINE_BYTES, LOAD); + CLIB_PREFETCH (b1->data - CLIB_CACHE_LINE_BYTES, + CLIB_CACHE_LINE_BYTES, STORE); + } + + op = ops[0]; + ops += 1; + ASSERT (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED); + + dpdk_op_priv_t *priv = crypto_op_get_priv (op); + /* store bi in op private */ + priv->bi = bi0; + priv->encrypt = 1; + + u16 op_len = + sizeof (op[0]) + sizeof (op[0].sym[0]) + sizeof (priv[0]); + CLIB_PREFETCH (op, op_len, STORE); + + if (is_tun) + { + /* we are on a ipsec tunnel's feature arc */ + vnet_buffer (b0)->ipsec.sad_index = + sa_index0 = ipsec_tun_protect_get_sa_out + (vnet_buffer (b0)->ip.adj_index[VLIB_TX]); + } + else + sa_index0 = vnet_buffer (b0)->ipsec.sad_index; + + if (sa_index0 != last_sa_index) + { + sa0 = ipsec_sa_get (sa_index0); + + cipher_alg = + vec_elt_at_index (dcm->cipher_algs, sa0->crypto_alg); + auth_alg = vec_elt_at_index (dcm->auth_algs, sa0->integ_alg); + + is_aead = (cipher_alg->type == RTE_CRYPTO_SYM_XFORM_AEAD); + + if (is_aead) + auth_alg = cipher_alg; + + res_idx = get_resource (cwm, sa0); + + if (PREDICT_FALSE (res_idx == (u16) ~ 0)) + { + if (is_ip6) + vlib_node_increment_counter (vm, + dpdk_esp6_encrypt_node.index, + ESP_ENCRYPT_ERROR_NOSUP, 1); + else + vlib_node_increment_counter (vm, + dpdk_esp4_encrypt_node.index, + ESP_ENCRYPT_ERROR_NOSUP, 1); + to_next[0] = bi0; + to_next += 1; + n_left_to_next -= 1; + goto trace; + } + res = vec_elt_at_index (dcm->resource, res_idx); + + error = crypto_get_session (&session, sa_index0, res, cwm, 1); + if (PREDICT_FALSE (error || !session)) + { + if (is_ip6) + vlib_node_increment_counter (vm, + dpdk_esp6_encrypt_node.index, + ESP_ENCRYPT_ERROR_SESSION, + 1); + else + vlib_node_increment_counter (vm, + dpdk_esp4_encrypt_node.index, + ESP_ENCRYPT_ERROR_SESSION, + 1); + to_next[0] = bi0; + to_next += 1; + n_left_to_next -= 1; + goto trace; + } + + last_sa_index = sa_index0; + } + + if (PREDICT_FALSE (esp_seq_advance (sa0))) + { + if (is_ip6) + vlib_node_increment_counter (vm, + dpdk_esp6_encrypt_node.index, + ESP_ENCRYPT_ERROR_SEQ_CYCLED, 1); + else + vlib_node_increment_counter (vm, + dpdk_esp4_encrypt_node.index, + ESP_ENCRYPT_ERROR_SEQ_CYCLED, 1); + //TODO: rekey SA + to_next[0] = bi0; + to_next += 1; + n_left_to_next -= 1; + goto trace; + } + + orig_sz = b0->current_length; + + /* TODO multi-seg support - total_length_not_including_first_buffer */ + vlib_increment_combined_counter + (&ipsec_sa_counters, thread_index, sa_index0, + 1, b0->current_length); + + /* Update tunnel interface tx counters */ + if (is_tun) + vlib_increment_combined_counter + (vim->combined_sw_if_counters + VNET_INTERFACE_COUNTER_TX, + thread_index, vnet_buffer (b0)->sw_if_index[VLIB_TX], + 1, b0->current_length); + + res->ops[res->n_ops] = op; + res->bi[res->n_ops] = bi0; + res->n_ops += 1; + + dpdk_gcm_cnt_blk *icb = &priv->cb; + + crypto_set_icb (icb, sa0->salt, sa0->seq, sa0->seq_hi); + + iv_size = cipher_alg->iv_len; + trunc_size = auth_alg->trunc_size; + + /* if UDP encapsulation is used adjust the address of the IP header */ + if (ipsec_sa_is_set_UDP_ENCAP (sa0) && !is_ip6) + udp_encap_adv = sizeof (udp_header_t); + + if (ipsec_sa_is_set_IS_TUNNEL (sa0)) + { + rewrite_len = 0; + if (!ipsec_sa_is_set_IS_TUNNEL_V6 (sa0)) /* ip4 */ + { + /* in tunnel mode send it back to FIB */ + priv->next = DPDK_CRYPTO_INPUT_NEXT_IP4_LOOKUP; + u8 adv = sizeof (ip4_header_t) + udp_encap_adv + + sizeof (esp_header_t) + iv_size; + vlib_buffer_advance (b0, -adv); + oh0 = vlib_buffer_get_current (b0); + ouh0 = vlib_buffer_get_current (b0); + next_hdr_type = (is_ip6 ? + IP_PROTOCOL_IPV6 : IP_PROTOCOL_IP_IN_IP); + /* + * oh0->ip4.ip_version_and_header_length = 0x45; + * oh0->ip4.tos = ih0->ip4.tos; + * oh0->ip4.fragment_id = 0; + * oh0->ip4.flags_and_fragment_offset = 0; + */ + oh0->ip4.checksum_data_64[0] = + clib_host_to_net_u64 (0x45ULL << 56); + /* + * oh0->ip4.ttl = 254; + * oh0->ip4.protocol = IP_PROTOCOL_IPSEC_ESP; + */ + oh0->ip4.checksum_data_32[2] = + clib_host_to_net_u32 (0xfe320000); + + oh0->ip4.src_address.as_u32 = + sa0->tunnel.t_src.ip.ip4.as_u32; + oh0->ip4.dst_address.as_u32 = + sa0->tunnel.t_dst.ip.ip4.as_u32; + + if (ipsec_sa_is_set_UDP_ENCAP (sa0)) + { + oh0->ip4.protocol = IP_PROTOCOL_UDP; + esp0 = &ouh0->esp; + } + else + esp0 = &oh0->esp; + esp0->spi = clib_host_to_net_u32 (sa0->spi); + esp0->seq = clib_host_to_net_u32 (sa0->seq); + } + else + { + /* ip6 */ + /* in tunnel mode send it back to FIB */ + priv->next = DPDK_CRYPTO_INPUT_NEXT_IP6_LOOKUP; + + u8 adv = + sizeof (ip6_header_t) + sizeof (esp_header_t) + iv_size; + vlib_buffer_advance (b0, -adv); + ih6_0 = (ip6_and_esp_header_t *) ih0; + oh6_0 = vlib_buffer_get_current (b0); + + next_hdr_type = (is_ip6 ? + IP_PROTOCOL_IPV6 : IP_PROTOCOL_IP_IN_IP); + + oh6_0->ip6.ip_version_traffic_class_and_flow_label = + ih6_0->ip6.ip_version_traffic_class_and_flow_label; + + oh6_0->ip6.protocol = IP_PROTOCOL_IPSEC_ESP; + oh6_0->ip6.hop_limit = 254; + oh6_0->ip6.src_address.as_u64[0] = + sa0->tunnel.t_src.ip.ip6.as_u64[0]; + oh6_0->ip6.src_address.as_u64[1] = + sa0->tunnel.t_src.ip.ip6.as_u64[1]; + oh6_0->ip6.dst_address.as_u64[0] = + sa0->tunnel.t_dst.ip.ip6.as_u64[0]; + oh6_0->ip6.dst_address.as_u64[1] = + sa0->tunnel.t_dst.ip.ip6.as_u64[1]; + esp0 = &oh6_0->esp; + oh6_0->esp.spi = clib_host_to_net_u32 (sa0->spi); + oh6_0->esp.seq = clib_host_to_net_u32 (sa0->seq); + } + + vnet_buffer (b0)->sw_if_index[VLIB_TX] = (u32) ~ 0; + } + else /* transport mode */ + { + if (is_tun) + { + rewrite_len = 0; + priv->next = DPDK_CRYPTO_INPUT_NEXT_MIDCHAIN; + } + else + { + priv->next = DPDK_CRYPTO_INPUT_NEXT_INTERFACE_OUTPUT; + rewrite_len = vnet_buffer (b0)->ip.save_rewrite_length; + } + u16 adv = sizeof (esp_header_t) + iv_size + udp_encap_adv; + vlib_buffer_advance (b0, -adv - rewrite_len); + u8 *src = ((u8 *) ih0) - rewrite_len; + u8 *dst = vlib_buffer_get_current (b0); + oh0 = vlib_buffer_get_current (b0) + rewrite_len; + ouh0 = vlib_buffer_get_current (b0) + rewrite_len; + + if (is_ip6) + { + orig_sz -= sizeof (ip6_header_t); + ih6_0 = (ip6_and_esp_header_t *) ih0; + next_hdr_type = ih6_0->ip6.protocol; + memmove (dst, src, rewrite_len + sizeof (ip6_header_t)); + oh6_0 = (ip6_and_esp_header_t *) oh0; + oh6_0->ip6.protocol = IP_PROTOCOL_IPSEC_ESP; + esp0 = &oh6_0->esp; + } + else /* ipv4 */ + { + u16 ip_size = ip4_header_bytes (&ih0->ip4); + orig_sz -= ip_size; + next_hdr_type = ih0->ip4.protocol; + memmove (dst, src, rewrite_len + ip_size); + oh0->ip4.protocol = IP_PROTOCOL_IPSEC_ESP; + esp0 = (esp_header_t *) (((u8 *) oh0) + ip_size); + if (ipsec_sa_is_set_UDP_ENCAP (sa0)) + { + oh0->ip4.protocol = IP_PROTOCOL_UDP; + esp0 = (esp_header_t *) + (((u8 *) oh0) + ip_size + udp_encap_adv); + } + else + { + oh0->ip4.protocol = IP_PROTOCOL_IPSEC_ESP; + esp0 = (esp_header_t *) (((u8 *) oh0) + ip_size); + } + } + esp0->spi = clib_host_to_net_u32 (sa0->spi); + esp0->seq = clib_host_to_net_u32 (sa0->seq); + } + + if (ipsec_sa_is_set_UDP_ENCAP (sa0) && ouh0) + { + ouh0->udp.src_port = clib_host_to_net_u16 (UDP_DST_PORT_ipsec); + ouh0->udp.dst_port = clib_host_to_net_u16 (UDP_DST_PORT_ipsec); + ouh0->udp.checksum = 0; + } + ASSERT (is_pow2 (cipher_alg->boundary)); + u16 mask = cipher_alg->boundary - 1; + u16 pad_payload_len = ((orig_sz + 2) + mask) & ~mask; + u8 pad_bytes = pad_payload_len - 2 - orig_sz; + + u8 *padding = + vlib_buffer_put_uninit (b0, pad_bytes + 2 + trunc_size); + + /* The extra pad bytes would be overwritten by the digest */ + if (pad_bytes) + clib_memcpy_fast (padding, pad_data, 16); + + f0 = (esp_footer_t *) (padding + pad_bytes); + f0->pad_length = pad_bytes; + f0->next_header = next_hdr_type; + + if (oh6_0) + { + u16 len = b0->current_length - sizeof (ip6_header_t); + oh6_0->ip6.payload_length = + clib_host_to_net_u16 (len - rewrite_len); + } + else if (oh0) + { + oh0->ip4.length = + clib_host_to_net_u16 (b0->current_length - rewrite_len); + oh0->ip4.checksum = ip4_header_checksum (&oh0->ip4); + if (ipsec_sa_is_set_UDP_ENCAP (sa0) && ouh0) + { + ouh0->udp.length = + clib_host_to_net_u16 (clib_net_to_host_u16 + (ouh0->ip4.length) - + ip4_header_bytes (&ouh0->ip4)); + } + } + else /* should never happen */ + clib_warning ("No outer header found for ESP packet"); + + b0->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID; + + /* mbuf packet starts at ESP header */ + mb0->data_len = vlib_buffer_get_tail (b0) - ((u8 *) esp0); + mb0->pkt_len = vlib_buffer_get_tail (b0) - ((u8 *) esp0); + mb0->data_off = ((void *) esp0) - mb0->buf_addr; + + u32 cipher_off, cipher_len, auth_len = 0; + u32 *aad = NULL; + + u8 *digest = vlib_buffer_get_tail (b0) - trunc_size; + u64 digest_paddr = mb0->buf_iova + digest - ((u8 *) mb0->buf_addr); + + if (!is_aead && (cipher_alg->alg == RTE_CRYPTO_CIPHER_AES_CBC || + cipher_alg->alg == RTE_CRYPTO_CIPHER_NULL)) + { + cipher_off = sizeof (esp_header_t); + cipher_len = iv_size + pad_payload_len; + } + else /* CTR/GCM */ + { + u32 *esp_iv = (u32 *) (esp0 + 1); + esp_iv[0] = sa0->seq; + esp_iv[1] = sa0->seq_hi; + + cipher_off = sizeof (esp_header_t) + iv_size; + cipher_len = pad_payload_len; + } + + if (is_aead) + { + aad = (u32 *) priv->aad; + aad[0] = esp0->spi; + + /* aad[3] should always be 0 */ + if (PREDICT_FALSE (ipsec_sa_is_set_USE_ESN (sa0))) + { + aad[1] = clib_host_to_net_u32 (sa0->seq_hi); + aad[2] = esp0->seq; + } + else + { + aad[1] = esp0->seq; + aad[2] = 0; + } + } + else + { + auth_len = + vlib_buffer_get_tail (b0) - ((u8 *) esp0) - trunc_size; + if (ipsec_sa_is_set_USE_ESN (sa0)) + { + u32 *_digest = (u32 *) digest; + _digest[0] = clib_host_to_net_u32 (sa0->seq_hi); + auth_len += 4; + } + } + + crypto_op_setup (is_aead, mb0, op, session, cipher_off, cipher_len, + 0, auth_len, (u8 *) aad, digest, digest_paddr); + + trace: + if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED)) + { + esp_encrypt_trace_t *tr = + vlib_add_trace (vm, node, b0, sizeof (*tr)); + tr->crypto_alg = sa0->crypto_alg; + tr->integ_alg = sa0->integ_alg; + u8 *p = vlib_buffer_get_current (b0); + if (!ipsec_sa_is_set_IS_TUNNEL (sa0) && !is_tun) + p += vnet_buffer (b0)->ip.save_rewrite_length; + clib_memcpy_fast (tr->packet_data, p, sizeof (tr->packet_data)); + } + } + vlib_put_next_frame (vm, node, next_index, n_left_to_next); + } + if (is_ip6) + { + vlib_node_increment_counter (vm, + (is_tun ? + dpdk_esp6_encrypt_tun_node.index : + dpdk_esp6_encrypt_node.index), + ESP_ENCRYPT_ERROR_RX_PKTS, + from_frame->n_vectors); + + crypto_enqueue_ops (vm, cwm, dpdk_esp6_encrypt_node.index, + ESP_ENCRYPT_ERROR_ENQ_FAIL, numa, 1 /* encrypt */ ); + } + else + { + vlib_node_increment_counter (vm, + (is_tun ? + dpdk_esp4_encrypt_tun_node.index : + dpdk_esp4_encrypt_node.index), + ESP_ENCRYPT_ERROR_RX_PKTS, + from_frame->n_vectors); + + crypto_enqueue_ops (vm, cwm, dpdk_esp4_encrypt_node.index, + ESP_ENCRYPT_ERROR_ENQ_FAIL, numa, 1 /* encrypt */ ); + } + + crypto_free_ops (numa, ops, cwm->ops + from_frame->n_vectors - ops); + + return from_frame->n_vectors; +} + +VLIB_NODE_FN (dpdk_esp4_encrypt_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return dpdk_esp_encrypt_inline (vm, node, from_frame, 0 /*is_ip6 */ , 0); +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (dpdk_esp4_encrypt_node) = { + .name = "dpdk-esp4-encrypt", + .flags = VLIB_NODE_FLAG_IS_OUTPUT, + .vector_size = sizeof (u32), + .format_trace = format_esp_encrypt_trace, + .n_errors = ARRAY_LEN (esp_encrypt_error_strings), + .error_strings = esp_encrypt_error_strings, + .n_next_nodes = 1, + .next_nodes = + { + [ESP_ENCRYPT_NEXT_DROP] = "error-drop", + } +}; +/* *INDENT-ON* */ + +VLIB_NODE_FN (dpdk_esp6_encrypt_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return dpdk_esp_encrypt_inline (vm, node, from_frame, 1 /*is_ip6 */ , 0); +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (dpdk_esp6_encrypt_node) = { + .name = "dpdk-esp6-encrypt", + .flags = VLIB_NODE_FLAG_IS_OUTPUT, + .vector_size = sizeof (u32), + .format_trace = format_esp_encrypt_trace, + .n_errors = ARRAY_LEN (esp_encrypt_error_strings), + .error_strings = esp_encrypt_error_strings, + .n_next_nodes = 1, + .next_nodes = + { + [ESP_ENCRYPT_NEXT_DROP] = "error-drop", + } +}; +/* *INDENT-ON* */ + +VLIB_NODE_FN (dpdk_esp4_encrypt_tun_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return dpdk_esp_encrypt_inline (vm, node, from_frame, 0 /*is_ip6 */ , 1); +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (dpdk_esp4_encrypt_tun_node) = { + .name = "dpdk-esp4-encrypt-tun", + .flags = VLIB_NODE_FLAG_IS_OUTPUT, + .vector_size = sizeof (u32), + .format_trace = format_esp_encrypt_trace, + .n_errors = ARRAY_LEN (esp_encrypt_error_strings), + .error_strings = esp_encrypt_error_strings, + .n_next_nodes = 1, + .next_nodes = + { + [ESP_ENCRYPT_NEXT_DROP] = "error-drop", + } +}; +/* *INDENT-ON* */ + +VLIB_NODE_FN (dpdk_esp6_encrypt_tun_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return dpdk_esp_encrypt_inline (vm, node, from_frame, 1 /*is_ip6 */ , 1); +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (dpdk_esp6_encrypt_tun_node) = { + .name = "dpdk-esp6-encrypt-tun", + .flags = VLIB_NODE_FLAG_IS_OUTPUT, + .vector_size = sizeof (u32), + .format_trace = format_esp_encrypt_trace, + .n_errors = ARRAY_LEN (esp_encrypt_error_strings), + .error_strings = esp_encrypt_error_strings, + .n_next_nodes = 1, + .next_nodes = + { + [ESP_ENCRYPT_NEXT_DROP] = "error-drop", + } +}; +/* *INDENT-ON* */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |